Compact and easy to transport, the DANIEL DEFENSE DDM4 PDW .300 BLK Semi-Automatic Pistol is the kind of AR15 style pistol you can rely on for home and personal defense...plus it's a ton of fun to shoot. The 7 inch 300 Blackout Cold Hammer Forged barrel keeps subsonic loads subsonic and provides great ballistics for a shorter barrel. The PDW, with an overall length of 20.75 inches, comes equipped with the Maxim Defense CQB Pistol Brace, which gives you the adjustments needed to more comfortably shoot your AR pistol.This highly maneuverable pistol comes with a 6 inch MFR XL flat front rail for fast handling, accuracy, and reliability while also providing compatibility with a wide variety of accessories. This firearm features M-LOK attachment points and an SLR M-LOK MOD2 Plain Front Handstop to help ensure a safe shooting experience. Also available as SBR with Maxim Defense CQB Gen 7 stock. Ultra-compact platform with 7 inch, 1:7 twist barrel for compatibility with subsonic and supersonic loads Maxim Defense CQB Pistol Brace or CQB Gen 7 Stock (SBR) with enhanced buffer system functions reliably suppressed or unsuppressed Linear compensator directs muzzle blast forward of the shooter Muzzle threads (5/8-24) allow for muzzle device customization Independently ambi GRIP-N-RIP Charging Handle accommodates left- and right-handed shooters Made in the USA